It’s not known if Johnson ever lugged Harbaugh’s golf bag around Torrey Pines, but when he signed with the 49ers in the offseason it was assumed their shared history would give Johnson an unspoken edge. He would certainly win a roster spot (sorry, Scott Tolzien), challenge Colin Kaepernick for the backup spot and, perhaps, threaten Alex Smith in future seasons. …

This morning, USA Today reported that Hunter sustained a season-ending injury to his left ankle on the play. The report did not detail the specifics of Hunter’s injury. On Monday, wide receiver Kyle Williams said, via Twitter, that he suffered a season-ending torn ACL on the same play. …

Highlights and insights from Jim Harbaugh’s Monday news conference:Who will start at quarterback?”Alex Smith is our starting quarterback. He has not done anything to lose that job. He’s playing at a very high level. An…